From that you can see the VSZ and RSS. I’m not totally sure what exactly those include, but I’ve learned enough to know that they may include the size of shared libraries and things that aren’t unique to this process. Upon trying to find out a little more, I came across this post which explained it well, and has a simple perl script that breaks it down even further:

From that, you can see how much of the memory usage is ‘Private’ and therefore unique to this process. This is the best way that I have found to view actual memory usage that is unique to a given process.